<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<form action="/login" method="post">
    username:<input type="text" name="username">
    password:<input type="password" name="password">
    <input type="submit">
    <input type="button" value="注册" onclick="javascrtpt:window.location.href='register.html'" >
</form>
<script>

</script>
</body>
</html>